Home / 96,553.20-144,864.60-43,240.80

Finding the Fourth Proportional to 96,553.20, 144,864.60 and 43,240.80

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Solution

The fourth proportional to 96,553.20, 144,864.60 and 43,240.80 is: 64,876.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,553.20 : 144,864.60 = 43,240.80 : x
  2. Step 2: Convert to fraction form
    96,553.20/144,864.60 = 43,240.80/x
  3. Step 3: Cross multiply
    96,553.20x = 144,864.60 × 43,240.80
  4. Step 4: Simplify right side
    96,553.20x = 6,264,061,195.68
  5. Step 5: Solve for x
    x = 6,264,061,195.68/96,553.20
  6. Step 6: Final answer
    x = 64,876.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.